Tree Practical

two needles per bundle (fascicle), which are dark green, long (3-6 inches), stiff pine needles

Austrian Pine - Pinus Nigra

long needles, 5 per bundle, smoother bark, less stiff pine needles

White Pine - Pinus Strobus

salmon colored bark, no latex

Sugar Maple - Acer saccharum

canada looking leaf w 4 lobes, has latex, smoother bark but not like magnolia smooth

Norway Maple - Acer platanoides

compound leaf of 3 leaflets, slightly spiky lobes, pointy end of leaflets, light greyish brown bark, seeds are helicopters (samaras), green stems on ends of thin branches

Box Elder - Acer negundo

varying leaves, some with lobes, some with no lobes, SHINY leaves

White mulberry - Morus Alba

sap leaking from side of tree, mase - spikey ball fruit

Sweet Gum - Liquidambar styraciflua

smooth, gray bark, long, pointed leaf buds, and simple, toothed leaves with parallel veins. A key feature is the fruit, a prickly bur that splits to reveal triangular, edible beechnuts

American Beech - Fagus grandifolia

Heart shaped leaves with smooth margins, lil brown bean pods that hang in clusters

Redbud - Cercis canadensis

Prickly leave on both sides, the leaf is uneven at the stem, one side longer than the other, probably light green-yellow during exam

Hackberry - Celtis occidentalis

Smooth light bark with thick leathery leaves, above the ladybug bench, and has rabbit feet at axillary bud

Magnolia - Magnolia sp.

Branches hang down with silvery-blue needles, triangular shape

Blue Spruce - Picea pungens

triangular shape, dark green, singly attached needles on woody pegs, distinctive drooping branchlets that hang down from horizontal branches

Norway Spruce - Picea ables

irregular shaped acorns with caps covering almost entire nut, leaf shape is lobed and rounded

Bur Oak - Quercus macrocarpa

Weed shaped really pretty leaves, trees all in front of Jordan hall

Japanese maple - Acer palmatum

dark green, flat needles, red, fleshy, berry-like fruits (arils), and scaly, reddish-purple bark

Yew - Taxus canadensis

evergreen, flat, dark green needles with two white lines on the underside, its small, rounded, light brown cones maturing and dropping seeds, and its signature "nodding" overall form

Eastern Hemlock - Tsuga canadensis

mottled, camouflage bark with patches of white, tan, and green, along with large, 3-5-lobed leaves that turn brown and eventually fall from the tree and leave white bark at top of branches

Sycamore - Planatus occidentalis

bright yellow, pinnately or bipinnately compound leaves and long, twisted brown seed pods that persist on the tree into winter. The bark on mature trees is grey-brown and scaly

Honey Locust - Gleditsia triacanthos

flaking layers of bark

River birch - Betula Nigra

pinnately or bipinnately compound leaves that are like thumb size and bigger than its other species we are testing over

Black Locust - Robinia pseudoacacia

leaves turn a golden yellow and have a unique tulip-like shape with a notched top (no point on middle end of leaflet). Its fruit is a cone-like collection of winged seeds, and older trees have deeply furrowed, gray-brown bark.

Tulip Poplar - Liriodendron tulipifera

leaves typically display a yellow or green color, are heart-shaped (not a perfect shaped heart), and have serrated margins,

Basswoods - Tilia americana

Beetle bugs eat their leaves so look up at the leaves with the sun behind them and you will see little teeny tiny holes

Slippery Elm - Ulmus rubra

Dicot, has fanned out leaves and all vasculature is parallel

Ghinko - Ghinko biloba

Regular shaped acorn, Many lobes of leaves that are rounded

White Oak - Quercus alba

Regular shaped acorns, Many lobes on leaves that are pointed

Red Oak - Quercus rubra

distinctive red or orange fruits, leaves are small and basic, has a twiggy canopy. In front of jordan by presidents office

Hawthorne - Crataegus sp.

U-shaped based of leaf (idk how this helps they look the same :( ), base of leaf wraps around the twig leaving indentations, interlacing diamond-patterned bark on mature trees, opposite compound leaves with 7-9 leaflets, and a terminal bud that dips into the leaf scar

White Ash - Fraxinus americana

Gigantic leaves

Catalpa - catalpa speciosa

bark, which is a dark gray, reddish-brown, and deeply ridged or checkered pattern. It also produces scarlet red drupes (berries) in clusters leaves are opposite, simple, and egg-shaped and pull them apart to reveal vasculature

Flowering Dogwood - Cornus florida

white, smooth bark with brown looking eye shapes, distinctive round leaves on flattened stems (NOT FLATTENED LEAVES) that cause them to shake in the wind, and a spectacular yellow fall color.

Quaking Aspen - Populus tremuloides

can have three different shapes on the same tree: unlobed, mitten-shaped (one lobe on one side), or trident-shaped (three lobes), deep grooves on bark, tastes like fruity pebbles

Sassafras - Sassafras albidum

Dark burnt potatoe chip lookin bark with sap coming out

Black Cherry - Prunus serotina

evergreen, needle-like or scale-like leaves, low to ground

Juniper - Juniperus sp.

no armpit

Bald Cypress - Taxodium distichum

has armpits

Dawn Redwood - Metasequoia glyptostroboides

five-lobed, deeply cut leaves with a silvery-white underside, which shimmers in the wind. Key identifiers also include its smooth, light gray bark that becomes shaggy, flaky, and broken into long strips with age, and opposite branching with reddish-brown twigs

Silver Maple - Acer saccharinum

opposite leaves with three lobes and finely toothed margins, and V-shaped sinuses (the space between lobes)

Red Maple - Acer rubrum

opposite, pinnately compound leaves with 5-9 leaflets, stout gray twigs, and diamond-patterned bark on mature trees, end of leafs have "D" shape

Green Ash - Fraxinus pennsylvanica

compound leaves that are medium sized with giant greenish yellow nuts, most leaves have two leaflets at the tip (not terminal leaflet)

Black Walnut - Juglans nigra

Giant compound leaves, stem is reddish, single terminal leaflet

Tree of Heaven - Ailanthus altissima